CN211106940U - Environment-friendly oil tank air cleaner - Google Patents
Environment-friendly oil tank air cleaner Download PDFInfo
- Publication number
- CN211106940U CN211106940U CN201921764199.XU CN201921764199U CN211106940U CN 211106940 U CN211106940 U CN 211106940U CN 201921764199 U CN201921764199 U CN 201921764199U CN 211106940 U CN211106940 U CN 211106940U
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- air
- filter element
- cavity
- opening
- shell
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Abstract
The utility model provides an environment-friendly oil tank air cleaner, include: the shell is divided into an air inlet cavity, an air outlet cavity and an air hole connecting cavity by a partition plate; the air inlet is arranged on the shell and communicated with the air inlet cavity; the air outlet is arranged on the shell and communicated with the air outlet cavity; the air hole connecting port is arranged on the shell and is communicated with the air hole connecting cavity; the first filter element is positioned in the air inlet cavity, and a first opening at the lower end of the first filter element penetrates through the partition plate to be connected into the air hole connecting cavity; the second filter element is positioned in the air outlet cavity, and a second opening at the lower end of the second filter element penetrates through the partition plate to be connected into the air hole connecting cavity; wherein the filler in the first filter element is porous filter material, and the filler in the second filter element is active adsorption material; one-way valves are mounted in the first opening and the second opening. The air filter can recover fuel steam in the exhaust gas, avoids the fuel steam from being exhausted to the environment, is environment-friendly, and reduces the exhaust amount of vehicles.
Description
Technical Field
The utility model belongs to the technical field of the automobile-used oil tank, especially, relate to an environment-friendly oil tank air cleaner.
Background
Because the air pressure in the oil tank of the automobile fluctuates greatly due to temperature change, vehicle operation and the like, in order to maintain the air pressure balance in the oil tank, a small vent hole is usually designed at the top of the oil tank. In order to prevent impurities in the air from entering the fuel tank to pollute the fuel, the small vent hole is usually connected with an air filter. The existing air filter is generally provided with a filter element in a filter cavity, and air inlet and air outlet are filtered by the filter element. However, fuel oil in the oil tank has strong volatility, when the air pressure in the oil tank is too high, the gas containing the fuel oil is decompressed through the small ventilation holes, and the fuel oil gas is discharged from the small ventilation holes, so that the problems of environmental pollution and standard exceeding of discharge amount are easily caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide an environment-friendly oil tank air cleaner of fuel steam among the recoverable exhaust gas, avoid fuel steam to discharge and cause environmental pollution in the environment.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an environment-friendly oil tank air cleaner which characterized in that includes:
the shell is divided into an air inlet cavity, an air outlet cavity and an air hole connecting cavity by a partition plate;
the air inlet is arranged on the shell and communicated with the air inlet cavity;
the air outlet is arranged on the shell and communicated with the air outlet cavity;
the air hole connecting port is arranged on the shell and is communicated with the air hole connecting cavity;
the first filter element is positioned in the air inlet cavity, and a first opening at the lower end of the first filter element penetrates through the partition plate to be connected into the air hole connecting cavity;
the second filter element is positioned in the air outlet cavity, and a second opening at the lower end of the second filter element penetrates through the partition plate to be connected into the air hole connecting cavity;
wherein the filler in the first filter element is porous filter material, and the filler in the second filter element is active adsorption material; one-way valves are mounted in the first opening and the second opening.
Further, the one-way valve in the first opening flows to the direction of the air hole connecting cavity; and the one-way valve in the second opening flows to the direction of the air outlet cavity. The inlet air and the outlet air are respectively filtered by two different filter elements.
Further, the filler in the first filter element comprises a filter paper material. The function of filtering impurities in the air is achieved.
Further, the filler in the second filter element is activated carbon. The activated carbon can adsorb fuel vapor contained in the gas.
Further, the first opening and the second opening are communicated with the air hole connecting port through a Y-shaped pipeline. The gas guide device has a guide effect on gas and avoids gas from accumulating and being retained in the gas hole connecting cavity.
Further, the shell comprises an upper shell and a lower shell, and the upper shell and the lower shell are detachably connected. The replacement and the maintenance of the filter element in the shell are convenient.
Further, a sealing gasket is arranged between the upper shell and the lower shell. The sealing between the upper shell and the lower shell is ensured to be tight, and the normal operation of the function of the air filter is ensured.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an environment-friendly oil tank air cleaner separates the casing for admit air chamber, play air cavity and jogged joint chamber through setting up the baffle, makes the gas that gets into the oil tank and the gas of discharge oil tank filter through the filter core of two differences respectively, can make the air that gets into the oil tank filtered, and the evaporation petrol that carries in the gas of discharge oil tank is adsorbed, avoids directly leading to the fact environmental pollution in the environment of discharging.
2. The casing divide into can dismantle the last casing of connection and lower casing, and the filter can be dismantled and maintain inside and the change of filter core, but all the other parts reuse many times, practices thrift the cost.
3. The utility model discloses an during the air cleaner used, its gas outlet was connected with the carbon tank in the car oil tank assembly, and the fuel steam in the exhaust gas of being convenient for gets into engine system combustion processing through the carbon tank, just really recycles now, reduces the pollution to the environment.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic sectional view of the present invention.
Reference numerals:
1: a housing; 11: an air inlet cavity; 111: an air inlet; 12: an air outlet cavity; 121: an air outlet; 13: the air hole is connected with the cavity; 131: a gas connection port; 14: an upper housing; 15: a lower housing; 16: a sealing gasket; 2: a partition plate; 3: a first filter element; 31: a first opening; 4: a second filter element; 41: a second opening; 5: a Y-shaped pipeline.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, an embodiment of the present invention provides an environment-friendly oil tank air cleaner, which includes a housing 1, an air inlet 111, an air outlet 121, and an air hole connector 131, which are disposed on the housing, and a first filter element 3 and a second filter element 4 disposed in the housing.
The air inlet 111 is provided at an upper portion of the housing 1 and communicates with the air inlet chamber 11. The air outlet 121 is arranged at the upper part of the shell 1, and the opposite side of the air inlet 111 is communicated with the air outlet cavity 12. The air hole connection port 131 is provided at the bottom of the housing 1 and communicates with the air hole connection chamber 13.
The first filter element 3 is positioned in the air inlet cavity 11, and the lower end of the first filter element is connected and fixed with the partition plate 2. The lower end of the first filter element 3 is provided with a first opening 31, and the first opening 31 is connected into the air inlet connecting cavity 13. The first filter element 3 has a function of filtering air, and the filler inside the first filter element is a porous filter material, preferably made of a filter paper material, and more preferably, the filler is a microporous filter paper material treated by resin. Impurities in the air can be effectively filtered, and the impurities are prevented from entering the oil tank to pollute the fuel.
The second filter element 4 is positioned in the air outlet cavity 12, and the lower end of the second filter element is connected and fixed with the clapboard 2. The lower end of the second filter element 3 is provided with a second opening 41, and the second opening 41 is connected with the air inlet connecting cavity 13. The filler in the second filter element 4 is an active adsorption material, has an adsorption effect and can adsorb fuel steam carried in exhaust gas. In a preferred embodiment, the filler in the second filter element 4 is activated carbon, which can adsorb fuel vapor, and the adsorbed activated carbon can be desorbed after being blown by fresh air, i.e. the activated carbon can be recycled for multiple times.
One-way valves are respectively arranged in the first opening 31 at the lower end of the first filter element 3 and the second opening 41 at the lower end of the second filter element 4, and gas can only pass through in a one-way mode and cannot flow back. The outlet direction of the check valve in the first opening 31 is downward, and the gas can only flow from the first filter element 3 to the air hole connecting cavity 13, that is, the first opening 31 and the air inlet 111 can only admit air and cannot exhaust the gas, and the gas passing through the first opening 31 is the clean gas filtered by the first filter element 3. The outlet direction of the one-way valve in the second opening 41 is upward, that is, the gas can only flow from the gas hole connecting cavity 13 to the gas outlet cavity 12, and the discharged gas is absorbed and filtered by the second filter element 4.
In a preferred embodiment, a "Y" pipe 5 is disposed in the air hole connecting chamber 13, and the "Y" pipe 5 connects the first opening 31, the second opening 41 and the air hole interface 131. The Y-shaped pipeline 5 has a guiding function on passing gas, and the gas is prevented from being accumulated and retained in the gas hole connecting cavity 13.
In a preferred embodiment, the housing 1 of the air cleaner is a split structure, and comprises an upper housing 14 and a lower housing 15, the upper housing 14 and the lower housing 15 are detachably connected, preferably, the upper housing 14 and the lower housing 15 are connected through bolts, obviously, the upper housing 14 and the lower housing 15 can also be connected through threads, the connecting parts of the upper housing 14 and the lower housing 15 are respectively provided with matched external threads and internal threads, and the upper housing 14 and the lower housing 15 are connected through threads during assembly.
Furthermore, a sealing gasket 16 is arranged between the connecting parts of the upper shell 14 and the lower shell 15, so that the sealing function is achieved, and the gas leakage is avoided to influence the normal operation of the air filter.
Further, the upper case 14 is preferably located above the air hole connection chamber 13, that is, the connection portion of the upper case 14 and the lower case 15 is located above the air hole connection chamber 13. The upper shell 14 can be disassembled to clean and overhaul the interior of the air filter, replace the filter element and the like, thereby effectively prolonging the service life of the filter and reducing the use cost.
When in use, the air hole connecting port 131 of the air filter is communicated with an air hole on an oil tank, and the air outlet 121 is connected with a carbon tank of an automobile oil tank system through a pipeline; when the pressure in the oil tank is negative, air enters through the air inlet 111, is filtered by the first filter element 3 and then enters the oil tank through the air hole connecting port 131, and the air pressure in the oil tank is increased; when the pressure in the oil tank is too high, the gas in the oil tank is discharged from the gas outlet 121 through the second filter element 4 and is discharged to the carbon tank, so that the air pressure in the oil tank is reduced, and the pressure balance in the oil cylinder is maintained. The fuel steam carried in the exhaust gas is adsorbed by the second filter element 4, and the redundant gas is exhausted through a breathing port of the carbon tank; when the automobile runs, the air in the carbon tank and the air outlet cavity 12 is sucked by the air inlet manifold of the engine, at the moment, fresh air is filtered by the first filter element 3 and then directly enters the air outlet cavity 12 through the Y-shaped pipeline, so that the activated carbon is reduced, fuel steam is adsorbed subsequently, and the cycle use is realized.
In the foregoing, only certain exemplary embodiments have been described briefly. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, or the position or positional relationship that a person skilled in the art usually understands, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Claims (7)
1. The utility model provides an environment-friendly oil tank air cleaner which characterized in that includes:
the air inlet device comprises a shell (1), wherein the interior of the shell (1) is divided into an air inlet cavity (11), an air outlet cavity (12) and an air hole connecting cavity (13) by a partition plate (2);
the air inlet (111) is arranged on the shell (1) and communicated with the air inlet cavity (11);
the air outlet (121) is arranged on the shell (1) and communicated with the air outlet cavity (12);
the air hole connecting port (131) is arranged on the shell (1) and is communicated with the air hole connecting cavity (13);
the first filter element (3) is positioned in the air inlet cavity (11), and a first opening (31) at the lower end of the first filter element penetrates through the partition plate (2) to be connected into the air hole connecting cavity (13);
the second filter element (4) is positioned in the air outlet cavity (12), and a second opening (41) at the lower end of the second filter element penetrates through the partition plate (2) and is connected into the air hole connecting cavity (13);
the filler in the first filter element (3) is porous filter material, and the filler in the second filter element (4) is active adsorption material; one-way valves are mounted in the first opening (31) and the second opening (41).
2. The environmentally friendly tank air cleaner as claimed in claim 1, wherein the check valve in the first opening (31) is directed toward the vent connection chamber (13); the one-way valve in the second opening (41) flows towards the direction of the air outlet cavity (12).
3. The environmentally friendly tank air cleaner as claimed in claim 2, wherein the filler in the first filter element (3) comprises a filter paper material.
4. The environment-friendly oil tank air filter as claimed in claim 3, wherein the filler in the second filter element (4) is activated carbon.
5. The environment-friendly tank air cleaner as recited in claim 1 or 4, wherein the first opening (31) and the second opening (41) are communicated with the air hole connection port (131) through a Y-shaped pipe (5).
6. The environment-friendly tank air cleaner as recited in claim 1, wherein the housing (1) includes an upper housing (14) and a lower housing (15), and the upper housing (14) and the lower housing (15) are detachably connected.
7. The environmentally friendly tank air cleaner as claimed in claim 6, wherein a sealing gasket (16) is provided between the upper housing (14) and the lower housing (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764199.XU CN211106940U (en) | 2019-10-21 | 2019-10-21 | Environment-friendly oil tank air cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764199.XU CN211106940U (en) | 2019-10-21 | 2019-10-21 | Environment-friendly oil tank air cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211106940U true CN211106940U (en) | 2020-07-28 |
Family
ID=71690398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921764199.XU Expired - Fee Related CN211106940U (en) | 2019-10-21 | 2019-10-21 | Environment-friendly oil tank air cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211106940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107719A (en) * | 2021-05-11 | 2021-07-13 | 广西玉柴机器股份有限公司 | Multiple filtration type air filter structure for vehicle |
| CN113400928A (en) * | 2021-06-28 | 2021-09-17 | 徐工集团工程机械股份有限公司科技分公司 | Novel anti-pollution breathing of oil tank device |
-
2019
- 2019-10-21 CN CN201921764199.XU patent/CN211106940U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107719A (en) * | 2021-05-11 | 2021-07-13 | 广西玉柴机器股份有限公司 | Multiple filtration type air filter structure for vehicle |
| CN113400928A (en) * | 2021-06-28 | 2021-09-17 | 徐工集团工程机械股份有限公司科技分公司 | Novel anti-pollution breathing of oil tank device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20211021 |
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| CF01 | Termination of patent right due to non-payment of annual fee |